feat: 为Directus插件提供GraphQL支持

- 在Nuxt中引入GraphQL加载模块
- 为Directus引入GraphQl, Query

shared/types/graphql.d.ts

@@ -0,0 +1,9 @@
+declare module '*.graphql' {
+  const Query: import('graphql').DocumentNode;
+  export default Query;
+  export const _queries: Record<string, import('graphql').DocumentNode>;
+  export const _fragments: Record<
+    string,
+    import('graphql').FragmentDefinitionNode
+  >;
+}